Analysis Overview
SHA256
434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a
Threat Level: Known bad
The file 434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a was found to be: Known bad.
Malicious Activity Summary
GCleaner
Deletes itself
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 22:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 22:43
Reported
2024-05-07 22:48
Platform
win7-20240215-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
GCleaner
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe
"C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
Files
memory/2896-1-0x0000000000230000-0x0000000000330000-memory.dmp
memory/2896-2-0x00000000003D0000-0x00000000003FD000-memory.dmp
memory/2896-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2896-6-0x0000000000230000-0x0000000000330000-memory.dmp
memory/2896-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2896-5-0x0000000000400000-0x0000000002AFC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 22:43
Reported
2024-05-07 22:48
Platform
win10-20240404-en
Max time kernel
191s
Max time network
293s
Command Line
Signatures
GCleaner
Enumerates physical storage devices
Program crash
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5068 wrote to memory of 4928 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5068 wrote to memory of 4928 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5068 wrote to memory of 4928 | N/A | C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 4928 wrote to memory of 4892 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4928 wrote to memory of 4892 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
| PID 4928 wrote to memory of 4892 | N/A | C:\Windows\SysWOW64\cmd.exe | C:\Windows\SysWOW64\taskkill.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe
"C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 772
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 840
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 944
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 968
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 1112
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 1176
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5068 -s 1264
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" & exit
C:\Windows\SysWOW64\taskkill.exe
taskkill /im "434aa87c51d2cf00c0f7628f7fb65956c999ced3f6f3baaf3a773bc59596d29a.exe" /f
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.90:80 | 185.172.128.90 | tcp |
| US | 8.8.8.8:53 | 90.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 123.10.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/5068-2-0x0000000002C60000-0x0000000002C8D000-memory.dmp
memory/5068-1-0x0000000002B60000-0x0000000002C60000-memory.dmp
memory/5068-3-0x0000000000400000-0x000000000042F000-memory.dmp
memory/5068-5-0x0000000000400000-0x0000000002AFC000-memory.dmp
memory/5068-8-0x0000000000400000-0x000000000042F000-memory.dmp
memory/5068-7-0x0000000002C60000-0x0000000002C8D000-memory.dmp
memory/5068-6-0x0000000000400000-0x0000000002AFC000-memory.dmp